In Japan, there is a hotel that is staffed entirely by robots, from the receptionist to the cleaning crew.

The oil crisis of the 1970s had a major impact on Japan's economy, leading to increased focus on energy conservation and alternative sources of energy.

During the Edo period, which lasted from the 17th to the mid-19th century, Japan was ruled by the Tokugawa shogunate and experienced a period of peace and stability.